Relier Pairs Space ObjectsVersion en ligne Match up descriptions and images with terms. par Heather Woodward 1 The totality of all matter and energy that exist in the vastness of space, whether known to human beings or not. 2 This object is made mostly of dust, hydrogen, and helium. It is either the remains of a “dead” star or a place where stars are “born” This object contains nebulas and solar systems. 3 Unit used to measure distance measure in space beyond our Solar System. Distance that light travels in a year. 4 This object is mostly spherical; it orbits a star, emits no light, and is made of rock and other minerals 5 This space object is about 6 miles in diameter and is made of rock and ice. This space object sometimes has a “tail” when it nears the Sun 6 This object has a diameter of 1,455 miles. Does not contain all the criteria to be a planet and orbits a star. 7 Unit used to measure distance within our Solar System 8 This space object is made of mostly gases, has a diameter of 60,000 miles, and emits no light. 9 This object revolves around another object that revolves around a star. 10 This object is 300 miles long and is composed of rock and nickel. This space object is about 33 feet long and is composed of rock and metal. 11 This space object is made of billions of stars. Gas Planet Galaxy Rocky Planet Light Year Comet Universe Moon Nebula Dwarf Planet Asteroid Astronomical Unit
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